<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>表格</title>
</head>
<body>
    <table border="1" width="500" hight="400" cellspacing="0">
    <tr>
        <td rowspan="2">1占两行</td>
        <td colspan="2">2占两列</td>
        <td rowspan="3" colspan="2">4占三行两列</td>
    </tr>
    <tr>
        <td>2</td>
        <td>3</td>
    </tr>
    <tr>
        <td rowspan="2">1占两行</td>
        <td>2</td>
        <td>3</td>
    </tr>
    <tr>
        <td>2</td>
        <td>3</td>
        <td>4</td>
        <td>5</td>
    </tr>
    <tr>
        <td>1</td>
        <td>2</td>
        <td>3</td>
        <td>4</td>
        <td>5</td>
    </tr>
    <tr>
        <td>1</td>
        <td>2</td>
        <td>3</td>
        <td>4</td>
        <td>5</td>
    </tr>
    <td colspan="3">1占三列</td>
    <td>4</td>
    <td>5</td>
    <tr>
    <td colspan="5">1</td>
</tr>
</table>   
</body>
</html>